JPH08246591A - Mounting apparatus and mounting structure for floor panel - Google Patents

Abstract

PURPOSE: To improve execution ability by mounting a floor panel in a lateral beam only by means of work from the upper face side of the floor panel. CONSTITUTION: While a rotational piece 34 is stored in a slit 36 and a bolt 48 is screwed to an internal thread 42, a penetrating rod part, 32 and the bolt 48 are passed through a through hole 30 in a floor joist 26. Subsequently, the rotational piece 34 is rotated so as to be positioned below a horizontal board part 12 in a lateral arrangement member (a beam 14), and the rotational piece 34 is engaged with the lower face of the horizontal board part 12 by screwing the bolt 48 to the internal thread 42, and consequently, the floor joist 26 for a floor panel 22 is pressed to the lateral arrangement member (the beam 14) by using restoring force of a coil spring 46.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor panel fitting and a mounting structure, and more particularly to a floor panel fitting for mounting a floor panel having joists on a horizontal member having a horizontal plate portion and the like. The present invention relates to a mounting structure using a mounting tool.

[0002]

2. Description of the Related Art In a conventional floor panel mounting structure 1 of this type shown in FIG. 16, a floor panel 5 having a joist 4 is placed on a horizontal plate portion 3 of a horizontal member 2 and formed on the joist 4. Through hole 6
Also, the bolt 8 is inserted into the through hole 7 formed in the horizontal plate portion 3, and the nut 9 is screwed into the bolt 8 to attach the floor panel 5 to the horizontal member 2.

[0003]

According to the prior art, the floor panel 5 can be securely attached to the horizontal member 2, but when the bolt 8 and the nut 9 are screwed together, the upper surface of the floor panel 5 is fixed. There is a problem in that workability is poor because work must be performed from both sides, the bottom side. Therefore, recently, as shown in FIG. 17, a technique has been proposed in which the floor panel 5 can be attached to the horizontal member 2 only by the work on the lower surface side of the floor panel 5. According to this technique, a floor panel 5 having joists 4 is placed on the horizontal plate portion 3 of the horizontal member 2, and then the wedge receiving member 9a attached to the lower part of the joists 4 has the wedge 9 attached thereto.
The floor panel 5 is attached to the horizontal member 2 by mounting b and engaging the wedge 9b with the lower surface of the horizontal plate portion 3. According to this technique, the floor panel 5 can be attached to the horizontal member 2 only by the work on the lower surface side of the floor panel 5.

However, if the floor panel 5 is on the first floor, it is necessary to go under the floor and attach the wedge 9b. If the floor panel 5 is on the second floor, climb the stepladder to wedge 9.
However, there is a problem in that workability is poor. Therefore, the main purpose of this invention is to
An object of the present invention is to provide a floor panel fixture and attachment structure that can improve workability.

[0005]

A first aspect of the present invention is a floor panel mounting tool for mounting a floor panel having joists on a horizontal member having a horizontal plate portion, the through hole being formed in the joists. A penetrating rod-shaped portion that penetrates through, a pivoting piece that is rotatably attached to the lower end of the penetrating rod-shaped portion at a position different from the center of gravity thereof, and that is engaged with the horizontal plate portion; It is a fixture for a floor panel, comprising a stopper for prohibiting the above, a female screw formed on the inner peripheral surface of the penetrating rod-shaped portion, and a bolt screwed from the upper end of the penetrating rod-shaped portion to the female screw.

A second aspect of the present invention is a floor panel mounting structure using the floor panel mounting tool of the first aspect of the invention, wherein the rotating piece is locked to the horizontal plate portion and the bolt is tightened to cross the joist. This is a floor panel mounting structure that is fixed on the frame. A third aspect of the present invention is a floor panel fixture for mounting a floor panel having joists on a horizontal member having a horizontal plate portion, which has two legs and two legs that hang down across the joists. An engaging portion formed at the lower end of each of the parts and engaging with a side edge of the horizontal plate portion, a connecting plate connecting the two leg portions at the upper end, a screw hole formed in the connecting plate,
A fixture for a floor panel, comprising a bolt threaded through a screw hole and a pressing plate rotatably attached to the lower end of the bolt.

A fourth aspect of the present invention is a floor panel mounting structure using the floor panel mounting tool of the third aspect of the invention, wherein the engaging portion is locked to the horizontal plate portion and the bolt is tightened to cross the joist. This is a floor panel mounting structure that is fixed on the frame.

[0008]

In the first aspect of the present invention, the bolts are screwed into the internal threads formed in the through-rod portions, and the through-rod portions and the bolts are inserted into the through-holes formed in the joists on the horizontal member, on the upper surface side of the floor panel. Insert from. Then, the rotating piece is rotated by a predetermined angle with the lower end of the penetrating rod-shaped portion exposed from the lower surface of the joist.
Then, the bolt is screwed into the female screw of the penetrating rod portion to engage the rotating piece with the lower surface of the horizontal plate portion of the horizontal member, thereby attaching the floor panel to the horizontal member.

In the third aspect of the invention, with the floor panel placed on the horizontal member, the two leg portions of the floor panel fixture are hung so as to straddle the joists from the upper surface side of the floor panel. The engaging portions formed at the lower end portions of the respective leg portions are arranged below the horizontal plate portion of the horizontal member. Then, by tightening the bolts screwed into the screw holes of the connecting plate that connects the two legs, the engaging portion is engaged with the end of the horizontal member on the horizontal plate portion, whereby the floor panel becomes the horizontal member. Install.

[0010]

According to the first to fourth aspects of the present invention, the floor panel can be attached to the horizontal member only by the work from the upper surface side of the floor panel, so that the workability can be dramatically improved. The above objects, other objects, features and advantages of the present invention are
It will become more apparent from the following detailed description of the embodiments with reference to the drawings.

[0011]

EXAMPLE A floor panel fixture 1 of this example shown in FIG.
As shown in FIG. 2, 0 is a joist support member 20 or the like having a horizontal plate portion 18 which is provided at the upper end of the beam 14 and the foundation 16 made of H-shaped steel having the horizontal plate portion 12 and protrudes from the side end thereof. This is for attaching the floor panel 22 to a horizontal material (hereinafter, simply referred to as "horizontal material"). Here, the floor panel 22 includes a base material 24 such as a particle board and a plurality of joists 26 extending parallel to each other and fixed to the lower surface of the base material 24, as shown in FIG. Insulation material such as foam polystyrene 2
8 is fixed. Then, in the vicinity of both longitudinal ends of each joist 26, a through hole 3 penetrating the joist 26 in the vertical direction is formed.
0 is formed.

The fixture 10 (FIG. 1) includes a penetrating rod-shaped portion 32 that is inserted into a through hole 30 (FIGS. 2 and 3) formed in the joist 26, and the lower end of the penetrating rod-shaped portion 32 is pivoted. A slit 36 that accommodates the piece 34 is formed. The rotating piece 34 is formed in a plate shape whose width is smaller than the diameter of the through hole 30,
As can be seen from FIG. 4, the center of gravity A of the longitudinal center of the slit 38 is defined by the shaft 38 formed in the lower portion of the slit 36.
It is supported by the penetrating rod-shaped portion 32 at a position different from (a position separated by a predetermined distance L). Further, at a predetermined position of the slit 36, a predetermined angle of the rotating piece 34 (90 degrees in this embodiment).
A stopper 40 for inhibiting the above rotation is formed. Further, inside the penetrating rod portion 32, a female screw 42 is formed extending from the upper end to the central portion in the axial direction (FIG. 1). Then, a bolt 48 inserted into a coil spring 46 having push plates 44a and 44b fixed to the upper and lower ends is screwed into the female screw 42.

When the floor panel 22 is attached to the horizontal member using the fixture 10, first, the outlet of the through hole 30 is formed in the horizontal plate portion 12 or 18 of the horizontal member as shown in FIG. The floor panel 22 is arranged on the horizontal member so as to be located on the formed hole 12a or 18a. The rotating piece 34 is attached with the heavier side of the rotating piece 34 above the rotary shaft 38, the rotating piece 34 is housed in the slit 36, and the bolt 48 is slightly screwed into the female screw 42 of the penetrating rod portion 32. Ingredient 1
0 is inserted into the through hole 30. Then, the lower end of the penetrating rod portion 32 is projected below the horizontal plate portion 12 or 18, and the rotating piece 34 is rotated by gravity as shown by the chain double-dashed line in FIG. At this time, since the rotation of the rotating piece 34 is prohibited by the stopper 40 (FIG. 4), the rotating piece 3 is prevented.
Part of 4 is arranged below the horizontal plate portion 12 or 18 in a state of protruding a predetermined length from the outer surface of the penetrating rod portion 32. Then, the bolt 48 is screwed into the female screw 42 to pull up the penetrating rod-shaped portion 32 and the rotating piece 34, and thereby the rotating piece 34 is engaged with the horizontal plate portion 12 or 18. Then, by further screwing the bolt 48 from that state, the coil spring 46 is compressed as shown in FIG. 6, and the joist 26 is pressed against the horizontal member using the restoring force of the coil spring 46.

According to this embodiment, since the floor panel 22 can be attached to the horizontal member only by the work from the upper surface side of the floor panel 22, the workability can be improved. Further, since the joist 26 is pressed against the horizontal member by utilizing the restoring force of the compressed coil spring 46, substantially the same pressing force can be maintained even when the joist 26 contracts due to changes in the environment or the like.

In this embodiment, the penetrating rod portion 32 is passed through the hole 12a or 18a of the horizontal plate portion 12 or 18, but the horizontal plate portion 12 (or 18) is, for example, as shown in FIG. It is also possible to arrange the penetrating rod-shaped portion 32 in the vicinity and engage the rotating piece 34 with the side end of the horizontal plate portion 12 (or 18). As shown in FIG. 9, a floor panel fixture 60 of another embodiment shown in FIG. 8 is for attaching the floor panel 22 to a horizontal member, and includes two floor panels 22 suspended from a joist 26. Includes legs 62a and 62b. The leg portion 62a and the leg portion 62b are connected at the upper end of each by a connecting plate 64, and the lower portion of each of the leg portions 62a and 62b has an engaging portion 66a that engages with the horizontal plate portion 12 or 18 of the horizontal member. And 66b are formed. Further, the horizontal plate portion 12 or 18 is provided at the lower end of each of the leg portions 62a and 62b.
Sliding portions 68a and 68b that come into contact with the side edges of and slide are formed to be inclined at a predetermined angle. A screw hole 70 is formed in the center of the connecting plate 64, a bolt 72 is screwed into the screw hole 70, and a leaf spring-shaped pressing member 74 is rotatably attached to the lower end of the bolt 72.

When the floor panel 22 is attached to the horizontal member using the attachment 60, as shown in FIG.
The floor panel 22 is arranged on the horizontal member, and the fixtures 60 are lowered from above the fixture mounting groove 76 formed on the upper surface of the joist 26 along the side surfaces of the joist 26 with the legs 62a and 62b. To go. Then, when the mounting tool 60 is further lowered from the state where the sliding portions 68a and 68b are in contact with the horizontal plate portion 12 or 18 of the horizontal member, as shown by the two-dot chain line in FIG. And 68b slide on the side edge of the horizontal plate portion 12 or 18, and the leg portions 62a and 62b are displaced laterally, so that the engaging portions 66a and 66b are arranged below the horizontal plate portion 12. Thereafter, the bolt 72 is screwed in to pull up the legs 62a and 62b and the engaging portions 66a and 66b, thereby engaging the engaging portions 66a and 66b with the horizontal plate portion 12 or 18. Then, by further screwing the bolt 72 from that state, the leaf spring-shaped pressing member 74 is contracted as shown in FIG. 11, and the joist 26 is pressed against the horizontal member using the restoring force of the pressing member 74.

Also in this embodiment, as in the previous embodiments (FIGS. 1, 2, and 3), the floor panel 22 can be attached to the horizontal member only by the work from the upper surface of the floor panel 22. The workability can be improved. In a fixture 80 for a floor panel of another embodiment shown in FIGS. 12 and 13, a coil spring 82 and a coil spring 82 are used instead of the bolt 72 and the leaf spring-shaped pressing member 74 in the fixture 60 (FIG. 8). A holding member 84 for holding the contracted state is used. Further, as shown in FIG. 13, a hole 92 having a circular portion 92a and a square portion 92b is formed in the central portion of the connecting plate 64. Then, the substantially rod-shaped support portion 88 of the holding member 84 is inserted into the circular portion 92a of the hole 92.

Before using the attachment 80, as shown in FIGS. 12 and 13, a state in which the engaging projection 90 of the holding member 84 is engaged with the upper surface of the connecting plate 64 and the coil spring 82 is contracted. Hold in. Then, at the time of use, the engaging portions 66a and 66b (FIG. 8) are connected to the horizontal plate portion 12 or 18 of the horizontal member.
In the state of being arranged below (FIG. 9), the holding member 84 is rotated to pass the engaging protrusion 90 through the square portion 92b of the hole 92, and the engaged state of the engaging protrusion 90 is released. Then, as shown in FIGS. 14 and 15, the joist 26 is pressed against the horizontal member with a constant pressing force by the restoring force of the coil spring 82.

According to this embodiment, it is possible to save the trouble of screwing the bolts, so that the previous embodiment (FIGS. 1 and 8)
The workability can be further improved compared to.

[Brief description of drawings]

FIG. 1 is an illustrative view showing one embodiment of the present invention;

FIG. 2 is an illustrative view showing a floor panel mounting structure using the embodiment of FIG. 1;

FIG. 3 is a perspective view showing a method of using the embodiment of FIG.

FIG. 4 is an illustrative view showing a mounting structure of a rotating piece.

FIG. 5 is an illustrative view showing a method of using the embodiment in FIG. 1;

FIG. 6 is an illustrative view showing a usage state of the embodiment in FIG. 1;

FIG. 7 is an illustrative view showing another usage state of the embodiment in FIG. 1;

FIG. 8 is a perspective view showing another embodiment of the present invention.

FIG. 9 is an illustrative view showing a floor panel mounting structure using the embodiment of FIG. 8;

FIG. 10 is a perspective view showing how to use the embodiment of FIG.

FIG. 11 is an illustrative view showing a usage state of the embodiment in FIG. 8;

FIG. 12 is an illustrative view showing another embodiment of the present invention.

13 is a sectional view taken along line XIII-XIII in FIG.

FIG. 14 is an illustrative view showing a usage state of the embodiment in FIG. 12;

15 is a sectional view taken along line XV-XV in FIG.

FIG. 16 is an illustrative view showing a conventional technique.

FIG. 17 is an illustrative view showing another conventional technique.

[Explanation of symbols]

 10, 60, 80 ... Floor panel mounting tool 12, 18 ... Horizontal plate section 14 ... Beam 20 ... Joist receiving member 22 ... Floor panel 26 ... Joist 30 ... Through hole 32 ... Penetrating rod-shaped section 34 ... Rotating piece 36 ... Slit 38 ... Rotating shaft 40 ... Stopper 46 ... Coil spring 48, 72 ... Bolt 62a, 62b ... Leg part 66a, 66b ... Engaging part 68a, 68b ... Sliding part 74 ... Pressing member

Claims (4)

[Claims] 1. A floor panel fixture for mounting a floor panel having joists on a horizontal member having a horizontal plate portion, the penetrating rod-shaped portion penetrating a through hole formed in the joists, A rotating piece that is rotatably attached to the lower end of the bar-shaped portion at a position different from its center of gravity and is engaged with the horizontal plate portion; a stopper that prohibits the rotating piece from rotating more than a predetermined angle; A fixture for a floor panel, comprising a female screw formed on the inner peripheral surface of the penetrating rod-shaped portion, and a bolt screwed from the upper end of the penetrating rod-shaped portion to the female screw. 2. A floor panel mounting structure using the floor panel mounting tool according to claim 1, wherein the rotating piece is locked to the horizontal plate portion, and the bolt is tightened to fix the joist. Floor panel mounting structure that is fixed on the horizontal material. 3. A floor panel fixture for mounting a floor panel having joists on a horizontal member having a horizontal plate portion, the two leg portions hanging down across the joists; An engaging portion formed at a lower end portion of each leg portion and engaging with a side edge of the horizontal plate portion, a connecting plate connecting the two leg portions at an upper end, a screw hole formed in the connecting plate, A fixture for a floor panel, comprising a bolt threaded through a screw hole, and a pressing plate rotatably attached to the lower end of the bolt. 4. A floor panel mounting structure using the floor panel mounting tool according to claim 3, wherein the engaging portion is locked to the horizontal plate portion, and the bolt is tightened to fix the joist. Floor panel mounting structure that is fixed on the horizontal material.